1 files changed, 44 insertions, 0 deletions

diff --git a/arch/m68k/include/asm/adb_iop.h b/arch/m68k/include/asm/adb_iop.h
new file mode 100644
index 00000000000..8a48e56f2d6
--- /dev/null
+++ b/arch/m68k/include/asm/adb_iop.h
@@ -0,0 +1,44 @@
+/*
+ * ADB through the IOP
+ * Written by Joshua M. Thompson
+ */
+
+/* IOP number and channel number for ADB */
+
+#define ADB_IOP         IOP_NUM_ISM
+#define ADB_CHAN        2
+
+/* From the A/UX headers...maybe important, maybe not */
+
+#define ADB_IOP_LISTEN  0x01
+#define ADB_IOP_TALK    0x02
+#define ADB_IOP_EXISTS  0x04
+#define ADB_IOP_FLUSH   0x08
+#define ADB_IOP_RESET   0x10
+#define ADB_IOP_INT     0x20
+#define ADB_IOP_POLL    0x40
+#define ADB_IOP_UNINT   0x80
+
+#define AIF_RESET       0x00
+#define AIF_FLUSH       0x01
+#define AIF_LISTEN      0x08
+#define AIF_TALK        0x0C
+
+/* Flag bits in struct adb_iopmsg */
+
+#define ADB_IOP_EXPLICIT        0x80    /* nonzero if explicit command */
+#define ADB_IOP_AUTOPOLL        0x40    /* auto/SRQ polling enabled    */
+#define ADB_IOP_SRQ             0x04    /* SRQ detected                */
+#define ADB_IOP_TIMEOUT         0x02    /* nonzero if timeout          */
+
+#ifndef __ASSEMBLY__
+
+struct adb_iopmsg {
+        __u8 flags;             /* ADB flags         */
+        __u8 count;             /* no. of data bytes */
+        __u8 cmd;               /* ADB command       */
+        __u8 data[8];           /* ADB data          */
+        __u8 spare[21];         /* spare             */
+};
+
+#endif /* __ASSEMBLY__ */